Maths practice for 12-year-olds - page 132 of 362
Number of problems found: 7223
- Lunch time
In a cafeteria, 3/10 of the students eat salads, and 3/5 eat sandwiches. There are 30 students in the cafeteria. How many students are eating lunches other than salads or sandwiches? - Clarissa
Clarissa read 1/2 of a book in the morning and some more at night. By the end of the day, she still had 1/3 of the book left to read. How much of the book did Clarissa read at night? - The floor
The floor collapsed because three and a half times the amount it had been designed to hold had been stored in the room. What amount was the floor designed to hold if we had stored 980 tons in the room? - Sadie 2
Sadie picked up fallen apples from an apple tree in her yard. She picked up 14 green ones, 16 that were changing from green to red, and 18 that were red. What fraction in simplest form names the green apples? - Fraction unknowns
Divide fractions with unknowns: Fraction 1: The quantity x squared plus 6 times x plus 9 over the quantity x minus 1. Fraction 2: the quantity x squared minus 9 over the quantity x squared minus 2 times x plus 1. Find Fraction 1 over Fraction 2. - Equation with fractions
What is the simplified form of the equation fraction 4 over 5 n minus fraction 1 over 5 equals fraction 2 over 5 n? n = -2 n = 4 n = fraction 1 over 2 - Hannah and Emily
Hannah and Emily need to use 4 1/4 feet of ribbon to finish an art project. Hannah has 2 3/4 feet of ribbon, and Emily has 1 3/4 feet of ribbon. How much ribbon will they have left over after they finish their art project?
- 5 2/5
5 2/5 hours a week mathematics, 3 3/4 hours a week Natural sciences, 4 3/8 hours a week Technology. How many hours does he spend on social sciences if he spends 17 1/2 hours a week on the four subjects? - Seven up
Peter Barman is making 8 gallons of Tropical Trip Punch. He has already poured in 1 3/4 gal pineapple juice and 2 1/2 gal orange juice. The only other ingredient is 7-Up. How much does 7-Up Peter need? - Each year
Each year, Mr. Baumann purchases enough paper for his 16 students. If each student uses 3/4 packs of paper, how many packs will he need to buy? Answer as a mixed number or as a whole number. - The drama club
The drama club meets in the auditorium every six days, and the choir meets there every five days. If the groups are both meeting in the auditorium today, then how many days from now will they next have to share the auditorium? - Area and perimeter 2
Find the area and the perimeter of a rectangle of length 45 1/2 cm and breadth 16 2/3 cm. - A shopkeeper 3
A shopkeeper sells 8 1/3 kg, 10 1/4 kg, and 11 1/5 kg apples on three consecutive days. What is the total weight of the apples sold? - Roma ate
Roma ate 2/5 of the cake while Somya ate 3/7 of the same cake. Who ate more, and by how much? - Square area
Each side of a square is 5 2/3 m. Find the area of the square.
- Walking woman
Reeta walks 5/7 km in 1 hour. How far does she go in 3 1/2 hours? - Luana
Luana is making a recipe that uses 2 7/8 cups of sugar. She has 1 1/4 cups sugar in her sugar bowl and 7 1/2 cups in the canister. How many cups of sugar will Luana have left after she makes her recipe? - Mangoes
Chris has 12 mangoes, and Jay has 18 mangoes. Each of them will share the mangoes with their friends. What's the greatest number of mangoes each of their friends gets if Chris and Jay give the same number of mangoes? - Water overflow
A rectangular container has a length of 30 cm, a width of 20 cm, and a height of 24 cm. It is filled with water to a depth of 15 cm. Some water overflows when an additional 6.5 liters of water is poured into the container. How many liters of water overflo - Car rent 2
The cost (c), in dollars, charged by a car rental agency is calculated using the equation c = 12 +0.29m, where m represents the distance traveled in miles. Calculate the distance traveled for the cost of $56. 37.
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